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JPL Small-Body Database Browser
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117089 (2004 LK31)
Classification: Main-belt Asteroid          SPK-ID: 2117089
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2435546957605569 4.0106e-08  
a 2.675641265970124 1.782e-08 au
q 2.023976271472379 1.0593e-07 au
i 12.72959506591407 6.2791e-06 deg
node 178.9052682940366 2.09e-05 deg
peri 87.33621623529538 2.4293e-05 deg
M 168.0809471812538 1.3303e-05 deg
tp 2457854.126449185378
(2017-Apr-10.62644919)		 5.6644e-05 TDB
period 1598.601642835291
4.38		 1.597e-05
4.372e-08		 d
yr
n .2251968159881918 2.2498e-09 deg/d
Q 3.327306260467868 2.216e-08 au
   Orbit Determination Parameters
   # obs. used (total)      486  
   data-arc span      7230 days (19.79 yr)  
   first obs. used      1999-03-22  
   last obs. used      2019-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60088  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 17:57:54  

Additional Information
 Earth MOID = 1.05655 au 
 Jupiter MOID = 1.94187 au 
 T_jup = 3.302 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.6   n/a MPO426739  

117089 (2004 LK31)          Discovered 2004-Jun-12 by CSS at Catalina
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2004 LK31 = 1999 GA28 = 2003 ER7 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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